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author | Thomas Gleixner <tglx@linutronix.de> | 2021-09-11 00:38:47 +0200 |
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committer | Thomas Gleixner <tglx@linutronix.de> | 2021-09-11 00:38:47 +0200 |
commit | c2f4954c2d3fc4f77b46c67585e17a58df4ba8e4 (patch) | |
tree | 533a2077028e02a851e51ad509a0aa3a9107999f /kernel/compat.c | |
parent | drivers: base: cacheinfo: Get rid of DEFINE_SMP_CALL_CACHE_FUNCTION() (diff) | |
parent | Merge tag 'acpi-5.15-rc1-3' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm (diff) | |
download | linux-dev-c2f4954c2d3fc4f77b46c67585e17a58df4ba8e4.tar.xz linux-dev-c2f4954c2d3fc4f77b46c67585e17a58df4ba8e4.zip |
Merge branch 'linus' into smp/urgent
Ensure that all usage sites of get/put_online_cpus() except for the
struggler in drivers/thermal are gone. So the last user and the deprecated
inlines can be removed.
Diffstat (limited to 'kernel/compat.c')
-rw-r--r-- | kernel/compat.c | 21 |
1 files changed, 0 insertions, 21 deletions
diff --git a/kernel/compat.c b/kernel/compat.c index 05adfd6fa8bf..55551989d9da 100644 --- a/kernel/compat.c +++ b/kernel/compat.c @@ -269,24 +269,3 @@ get_compat_sigset(sigset_t *set, const compat_sigset_t __user *compat) return 0; } EXPORT_SYMBOL_GPL(get_compat_sigset); - -/* - * Allocate user-space memory for the duration of a single system call, - * in order to marshall parameters inside a compat thunk. - */ -void __user *compat_alloc_user_space(unsigned long len) -{ - void __user *ptr; - - /* If len would occupy more than half of the entire compat space... */ - if (unlikely(len > (((compat_uptr_t)~0) >> 1))) - return NULL; - - ptr = arch_compat_alloc_user_space(len); - - if (unlikely(!access_ok(ptr, len))) - return NULL; - - return ptr; -} -EXPORT_SYMBOL_GPL(compat_alloc_user_space); |